126 lines
2.9 KiB
Makefile
126 lines
2.9 KiB
Makefile
include local.make
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arduino_packages = ~/.arduino15/packages/arduino
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arduino_lib = $(arduino_packages)/hardware/avr/1.8.6
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# Flags
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debug = -g
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lto = -flto
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mcu = -mmcu=atmega32u4
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optimization = -O3
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macros = \
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-D F_CPU=16000000L \
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-D ARDUINO=10607 \
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-D ARDUINO_AVR_MICRO \
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-D ARDUINO_ARCH_AVR \
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-D USB_PRODUCT='"Arduino Micro"' \
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-D USB_MANUFACTURER='"Unknown"' \
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-D USB_VID=0x2341 \
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-D USB_PID=0x8037
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header_locations = \
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-I $(arduino_lib)/cores/arduino \
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-I $(arduino_lib)/variants/micro
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# Flag sets
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c_flags = $(debug) $(lto) $(mcu) $(optimization) $(macros) $(header_locations) \
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-std=gnu11 \
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-ffunction-sections \
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-fdata-sections \
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-fno-fat-lto-objects
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cplusplus_flags = $(debug) $(lto) $(mcu) $(optimization) $(macros) $(header_locations) \
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-std=gnu++11 \
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-ffunction-sections \
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-fdata-sections \
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-fpermissive \
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-fno-exceptions \
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-fno-threadsafe-statics \
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-Wno-error=narrowing
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assembly_flags = $(debug) $(lto) $(mcu) $(macros) $(header_locations)
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linking_flags = $(debug) $(lto) $(mcu) $(optimization) \
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-fuse-linker-plugin \
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-Wl,--gc-sections \
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-lm
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build/kulifuli-cpp.o : src/main.cpp
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mkdir -p build
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avr-g++ -c $(cplusplus_flags) -o $@ $<
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build/arduino-lib/%-cpp.o : $(arduino_lib)/cores/arduino/%.cpp
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mkdir -p build/arduino-lib
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avr-g++ -c $(cplusplus_flags) -o $@ $<
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build/arduino-lib/%-c.o : $(arduino_lib)/cores/arduino/%.c
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mkdir -p build/arduino-lib
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avr-gcc -c $(c_flags) -o $@ $<
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build/arduino-lib/%-s.o : $(arduino_lib)/cores/arduino/%.S
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mkdir -p build/arduino-lib
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avr-gcc -c $(assembly_flags) -x assembler-with-cpp -o $@ $<
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core_objects = $(addprefix build/arduino-lib/, \
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abi-cpp.o \
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CDC-cpp.o \
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HardwareSerial-cpp.o \
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HardwareSerial1-cpp.o \
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new-cpp.o \
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PluggableUSB-cpp.o \
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Print-cpp.o \
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Stream-cpp.o \
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USBCore-cpp.o \
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WMath-cpp.o \
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WString-cpp.o \
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hooks-c.o \
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WInterrupts-c.o \
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wiring_analog-c.o \
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wiring_digital-c.o \
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wiring_pulse-c.o \
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wiring_shift-c.o \
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wiring-c.o \
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wiring_pulse-s.o \
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)
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build/arduino-lib/core.a : $(core_objects)
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avr-gcc-ar rcs $@ $^
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# The order of the prerequisites is significant here for GCC
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build/kulifuli.elf : build/kulifuli-cpp.o build/arduino-lib/core.a
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avr-gcc $(linking_flags) -o $@ $^
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build/kulifuli.eep : build/kulifuli.elf
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avr-objcopy \
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--output-target=ihex \
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--only-section=.eeprom \
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--set-section-flags=.eeprom=alloc,load \
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--no-change-warnings \
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--change-section-lma .eeprom=0 \
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$< $@
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build/kulifuli.hex : build/kulifuli.elf
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avr-objcopy \
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--output-target=ihex \
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--remove-section=.eeprom \
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$< $@
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.PHONY : build
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build : build/kulifuli.eep build/kulifuli.hex
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.PHONY : upload
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upload : build/kulifuli.hex
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stty --file=$(arduino_serial_port) speed 1200 > /dev/null
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sleep 1
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avrdude \
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--part atmega32u4 \
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--programmer avr109 \
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--memory flash:w:build/kulifuli.hex:i \
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--noverify-memory \
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--noerase \
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--port $(arduino_serial_port) \
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--baud 57600
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.PHONY : clean
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clean :
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rm -rf build/*
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